1198013 has 2 divisors, whose sum is σ = 1198014. Its totient is φ = 1198012.

The previous prime is 1197997. The next prime is 1198033. The reversal of 1198013 is 3108911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1194649 + 3364 = 1093^2 + 58^2 .

It is a cyclic number.

It is not a de Polignac number, because 1198013 - 2⁴ = 1197997 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1198013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1198033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599006 + 599007.

It is an arithmetic number, because the mean of its divisors is an integer number (599007).

2^1198013 is an apocalyptic number.

It is an amenable number.

1198013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1198013 is an equidigital number, since it uses as much as digits as its factorization.

1198013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 1198013 is about 1094.5378019968. The cubic root of 1198013 is about 106.2071716660.

The spelling of 1198013 in words is "one million, one hundred ninety-eight thousand, thirteen".